# CIF generated by HEAS from Alexandria entry agm005777616 data_agm005777616 _cell_length_a 4.16907 _cell_length_b 4.16907 _cell_length_c 7.75664 _cell_angle_alpha 105.58942 _cell_angle_beta 105.58941 _cell_angle_gamma 90.00000 _cell_volume 124.70250 _symmetry_space_group_name_H-M 'P 1' _symmetry_Int_Tables_number 1 loop_ _symmetry_equiv_pos_as_xyz 'x, y, z' loop_ _atom_site_label _atom_site_type_symbol _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_occupancy Pr1 Pr 0.25000 0.75000 0.50000 1.00000 Th1 Th 0.00000 0.00000 0.00000 1.00000 Si1 Si 0.66582 0.16582 0.33164 1.00000 Si2 Si 0.58268 0.58268 0.16535 1.00000 Si3 Si 0.83418 0.33418 0.66836 1.00000 Si4 Si 0.41732 0.41732 0.83465 1.00000